MKI67 and neuroendocrine carcinoma: Finally, Ergül et al described that [68Ga]Ga-FAPI-04-PET/CT uptake could be higher than [18F]F-FDG-PET/CT in liver NEC (Ki-67: 80%), suggesting a potential use for [68Ga]Ga-FAPI-04-PET/CT in NEC cases with low uptake on [18F]F-FDG-PET/CT [69•].